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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /include/sound/max9768.h
Initial import
Diffstat (limited to 'include/sound/max9768.h')
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diff --git a/include/sound/max9768.h b/include/sound/max9768.h
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+/*
+ * Platform data for MAX9768
+ * Copyright (C) 2011, 2012 by Wolfram Sang, Pengutronix e.K.
+ * same licence as the driver
+ */
+
+#ifndef __SOUND_MAX9768_PDATA_H__
+#define __SOUND_MAX9768_PDATA_H__
+
+/**
+ * struct max9768_pdata - optional platform specific MAX9768 configuration
+ * @shdn_gpio: GPIO to SHDN pin. If not valid, pin must be hardwired HIGH
+ * @mute_gpio: GPIO to MUTE pin. If not valid, control for mute won't be added
+ * @flags: configuration flags, e.g. set classic PWM mode (check datasheet
+ * regarding "filterless modulation" which is default).
+ */
+struct max9768_pdata {
+ int shdn_gpio;
+ int mute_gpio;
+ unsigned flags;
+#define MAX9768_FLAG_CLASSIC_PWM (1 << 0)
+};
+
+#endif /* __SOUND_MAX9768_PDATA_H__*/